<template>
	<div class="icons">
	  <swiper :options="swiperOption">
	  	<swiper-slide v-for='(page,index) of pages' :key="index">
	      <div class="icon" v-for="item of page" :key="item.id">
	  	    <div class="icon-img">
	          <img class="icon-img-content" :src="item.imgUrl">
	      </div>
	        <p class="icon-desc">{{item.desc}}</p>
	      </div> 
	    </swiper-slide>
	  </swiper>
	</div>
</template>

<script>
	export default{
		name: 'HomeIcons',
		props:{
			list:Array
		},
		data(){
			return{
				swiperOption:{
					autoplay:false
				}
			}
		},
		computed:{
			pages () {
				const pages=[]
				this.list.forEach((item,index)=>{
					const page=Math.floor(index / 8)
					if (!pages[page]){
						pages[page]=[]
					}
					pages[page].push(item)
				})
				return pages;
			}
		}
	}
</script>

<style lang="stylus" scoped>
 @import '~styles/varibles.styl'
 @import '~styles/mixins.styl'
 
  .icons >>> .swiper-container{
  	height: 0;
  	padding-bottom: 50%;
  }
  .icons{
  	margin-top: .1rem;
  }
  .icon{
  	position: relative;
  	overflow: hidden;
  	float: left;
  	width: 25%;
  	height: 0;
  	padding-bottom: 25%;

  }
  .icon-img{
  	position: absolute;
  	top: 0;
  	left: 0;
  	right: 0;
  	bottom: .44rem;
  	box-sizing: border-box;
  	padding: .1rem;

  }
  .icon-img-content{
  	display: block;
  	margin: 0 auto;
  	height: 100%;
  }
  .icon-desc{
  	position: absolute;
  	left:0;
  	right: 0;
  	bottom: 0;
  	height: .44rem;
  	line-height: .44rem;
  	text-align: center;
  	color: $darkTextColor;
  	ellipsis()
  }
</style>